diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2014-09-05 17:47:35 +0300 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2014-09-09 14:03:34 +0300 |
| commit | 30296f61159e803ba4c35b4bd1a2fef4cdd3a1d4 (patch) | |
| tree | 5442dc40496a48d7026ba2a3bca2b642c74c91af /drivers/video/fbdev | |
| parent | 9c8ee3c7341393811d5be5eb61b815e76f92c799 (diff) | |
video: fbdev: use %*ph specifier to dump small buffers
Instead of dereference each byte let's use %*ph specifier in the printk()
calls.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/fbdev')
| -rw-r--r-- | drivers/video/fbdev/core/fbsysfs.c | 12 | ||||
| -rw-r--r-- | drivers/video/fbdev/udlfb.c | 7 |
2 files changed, 4 insertions, 15 deletions
diff --git a/drivers/video/fbdev/core/fbsysfs.c b/drivers/video/fbdev/core/fbsysfs.c index 53444ac19fe0..60c3f0a16341 100644 --- a/drivers/video/fbdev/core/fbsysfs.c +++ b/drivers/video/fbdev/core/fbsysfs.c @@ -485,16 +485,8 @@ static ssize_t show_bl_curve(struct device *device, mutex_lock(&fb_info->bl_curve_mutex); for (i = 0; i < FB_BACKLIGHT_LEVELS; i += 8) - len += snprintf(&buf[len], PAGE_SIZE, - "%02x %02x %02x %02x %02x %02x %02x %02x\n", - fb_info->bl_curve[i + 0], - fb_info->bl_curve[i + 1], - fb_info->bl_curve[i + 2], - fb_info->bl_curve[i + 3], - fb_info->bl_curve[i + 4], - fb_info->bl_curve[i + 5], - fb_info->bl_curve[i + 6], - fb_info->bl_curve[i + 7]); + len += snprintf(&buf[len], PAGE_SIZE, "%8ph\n", + fb_info->bl_curve + i); mutex_unlock(&fb_info->bl_curve_mutex); return len; diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index 77b890e4d296..046d51d83d74 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -1528,11 +1528,8 @@ static int dlfb_parse_vendor_descriptor(struct dlfb_data *dev, } if (total_len > 5) { - pr_info("vendor descriptor length:%x data:%02x %02x %02x %02x" \ - "%02x %02x %02x %02x %02x %02x %02x\n", - total_len, desc[0], - desc[1], desc[2], desc[3], desc[4], desc[5], desc[6], - desc[7], desc[8], desc[9], desc[10]); + pr_info("vendor descriptor length:%x data:%11ph\n", total_len, + desc); if ((desc[0] != total_len) || /* descriptor length */ (desc[1] != 0x5f) || /* vendor descriptor type */ |